bkstr.com

Valid Email Server
Domain Lookup › bkstr.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
bkstr.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-20 05:06:41 UTC · ↺ Refresh

MX Hostnames

  • us-smtp-inbound-2.mimecast.com
  • us-smtp-inbound-1.mimecast.com

MX Priorities

  • us-smtp-inbound-2.mimecast.com: 10
  • us-smtp-inbound-1.mimecast.com: 10

A / AAAA Records

  • 23.207.10.130 ↩ a23-207-10-130.deploy.static.akamaitechnologies.com
  • 2600:141b:1c00:4a4::1186 ↩ g2600-141b-1c00-04a4-0000-0000-0000-1186.deploy.static.akamaitechnologies.com
  • 2600:141b:1c00:486::1186 ↩ g2600-141b-1c00-0486-0000-0000-0000-1186.deploy.static.akamaitechnologies.com

Mail Server IPs

  • 170.10.132.141 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.141 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.132.242 ↩ us-smtp-inbound-1.mimecast.com
  • 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com

SOA Record

Raw SOA dns1.follett.com hostmaster.follett.com 2020062527 300 300 604800 300
Primary NS (mname)
dns1.follett.com
Admin Email (rname)
hostmaster@follett.com
Serial
2020062527
Refresh
300s
Retry
300s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

a3-66.akam.net
a20-64.akam.net
a13-67.akam.net
a10-66.akam.net
a24-65.akam.net
a1-227.akam.net

SPF Record

✓ Strict (-all)
v=spf1 include:_netblocks.follett.com include:shops.shopify.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

8 records
  • SPFv=spf1 include:_netblocks.follett.com include:shops.shopify.com -all
  • MS=ms10642421
  • google-site-verification=QImXAsY93qY0n34SVIDeEW0rTszg92PdrEQPsDwlBnA
  • google-site-verification=-w0QTWKdGcb83y_fOdj0_brt9ru3AWScVEgHgu1yQMw
  • google-site-verification=zsHeq3DwrgIbMZSIFmJRnk9cPZd-1MuAd1aYB-ija3w
  • 1t6dhZLrC6vOd6AtTHqgTho3cEqbx/v0DUOycE/ly0IJ1A0rcG8IPCMMCzwXfpxBUxaCYpEdKE2IVGZFMTgzfA==
  • _globalsign-domain-verification=IVJIrGVsTjIEpQvV1BR71ldNUa1JNGSMdDIYmSuh61
  • google-site-verification=-TGfErw3IeHruuskt76j87Ed2PqUoMbmMW0mn543mOc
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for bkstr.com

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits